#include <stdio.h>
int main()
{
  int a, b, c, max;
  scanf("%d %d %d", &a, &b, &c);
  if (a > b)
  {
    if (a > c)
    {
      max = a;
    }
    else
    {
      max = c;
    }
  }
  else if (b > c)
  {
    max = b;
  }
  else
  {
    max = c;
  }
  printf("%d", max);
  return 0;
}